<template>
    <div class="g-banner">
        <div class="detail-banner" @click="handleGallaryClick">
            <img class="banner-img" :src="bannerImg" alt="">
            <div class="banner-info">
                <div class="banner-title">{{sightName}}</div>
                <div class="banner-number">
                    <span class="iconfont banner-icon">&#xe64a;</span>{{GallaryLen}}
                </div>
            </div>
        </div>
        <fade-animation>
          <common-gallary :imgs="gallaryImgs" v-show="showGallary" @close="handleGallaryClose"></common-gallary>
        </fade-animation>
    </div>
</template>

<script>
import CommonGallary from 'common/gallary/gallary.vue'
import FadeAnimation from 'common/fade/FadeAnimation.vue'
export default {
  name: 'DetailBanner',
  components: {
    CommonGallary,
    FadeAnimation
  },
  data () {
    return {
      showGallary: false
    }
  },
  props: {
    sightName: String,
    bannerImg: String,
    gallaryImgs: Array
  },
  methods: {
    handleGallaryClick () {
      this.showGallary = true
    },
    handleGallaryClose () {
      this.showGallary = false
    }
  },
  computed: {
    GallaryLen () {
      if (this.gallaryImgs) {
        return this.gallaryImgs.length
      }
    }
  }
}
</script>

<style lang="stylus" scoped>
    .detail-banner
        position relative
        overflow hidden
        height 0
        padding-bottom 55%
        .banner-img
            width 100%
        .banner-info
            position absolute
            bottom 0
            left 0
            right 0
            display flex
            line-height .72rem
            background-image:linear-gradient(top,rgba(0,0,0,0),rgba(0,0,0,0.8))
            .banner-title
                flex 1
                padding 0 .1rem
                font-size .4rem
                color #fff
            .banner-number
                padding 0 .4rem
                height .4rem
                margin: .16rem 0
                line-height .4rem
                border-radius .2rem
                background rgba(0,0,0,.8)
                font-size .24rem
                color: #fff
                .banner-icon
                    font-size .32rem
                    color:#fff
                    margin-right .12rem
</style>
